CN109489502A - A kind of three-stage spiral shell pressing molding device unloading medicine automatically - Google Patents

A kind of three-stage spiral shell pressing molding device unloading medicine automatically Download PDF

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Publication number
CN109489502A
CN109489502A CN201810619661.0A CN201810619661A CN109489502A CN 109489502 A CN109489502 A CN 109489502A CN 201810619661 A CN201810619661 A CN 201810619661A CN 109489502 A CN109489502 A CN 109489502A
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China
Prior art keywords
die
supporting plate
spiral shell
molding
pan feeding
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Granted
Application number
CN201810619661.0A
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Chinese (zh)
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CN109489502B (en
Inventor
高元楼
李佩林
郑建利
阎斌
陈怡�
杨雪芹
阮亮
王文武
田淑宝
菅桂星
荣海燕
黄东彦
章灿新
贾新娟
王磊
牛强
刘高娥
张红霞
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SHANXI BEIFANG XING'AN CHEMICAL INDUSTRY Co Ltd
Beihang University
Original Assignee
SHANXI BEIFANG XING'AN CHEMICAL INDUSTRY Co Ltd
Beihang University
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Priority to CN2017113307878 priority Critical
Priority to CN201711330787 priority
Application filed by SHANXI BEIFANG XING'AN CHEMICAL INDUSTRY Co Ltd, Beihang University filed Critical SHANXI BEIFANG XING'AN CHEMICAL INDUSTRY Co Ltd
Publication of CN109489502A publication Critical patent/CN109489502A/en
Application granted granted Critical
Publication of CN109489502B publication Critical patent/CN109489502B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B33/00Manufacture of ammunition; Dismantling of ammunition; Apparatus therefor

Abstract

The present invention relates to a kind of three-stage spiral shell pressing molding devices for unloading medicine automatically, belong to the molded field of spiral shell.Spiral shell pressing molding device of the invention, the spiral shell molding die include pan feeding section die, transition section die and molding section die;Constant pressure liquid cylinder pressure and transition section die, which pass through supporting plate and be fixed on bottom, to be provided on the left pedestal of pulley, pan feeding section die is fixed on right support after docking with screw extruder, is passed through the pilot hole of changeover portion supporting plate surrounding with the fixed guide post of hydraulic cylinder supporting plate, is fixed with pan feeding section supporting plate;Molding section die is socketed on the guide post between hydraulic cylinder supporting plate and changeover portion supporting plate by supporting plate;It is connected by hydraulic cylinder between constant pressure liquid cylinder pressure and the supporting plate for forming section die, between transition section die and the supporting plate of pan feeding section die.Spiral shell pressing molding device of the invention takes when medicine without taking apart a die, improves production efficiency, spiral shell molding die both ends are built the compactness that pressure improves shaped article, realized molded to the spiral shell of large scale drug.

Description

A kind of three-stage spiral shell pressing molding device unloading medicine automatically
Technical field
The present invention relates to a kind of three-stage spiral shell pressing molding devices for unloading medicine automatically, belong to the molded field of spiral shell.
Background technique
Currently, mold spiral shell is molded to be very important the means of production in the processing of gunpowder polymer.Existing spiral shell The structure of molding die, one end connecting screw extruder of mold, and the other end be it is open, be directly exposed to air, So pressure is only atmospheric pressure.The polymer for being squeezed into molten state is flowed into mold, passes through cooling straight forming.Existing spiral shell pressure The structure of molding die has the shortcomings that many, and the pressure for being primarily due to mold one end is only atmospheric pressure, so the polymerization of molten state Object is not allowed to form by enough pressure, so the compactness of product is low, stomata quantity is more, and qualification rate is relatively low, especially It is that production large scale drug is almost impossible.To solve this problem, terminal mould closed at both ends can be used to reach enough spiral shell pressures Pressure, but if the following problem of the mold using the structure: need to dismantle a mold if one dispensing column of every production, greatly Reduction production efficiency;In addition, since powder column has certain dilatancy in closed mould, it, can be into during taking-up The operations such as row extruding, increase operation difficulty, and there are security risks.
Summary of the invention
The purpose of the present invention is to solve traditional one end open formula spiral shell molding die, there are poor product qualities, Wu Fajia The problems such as work large scale drug, and a kind of formula spiral shell pressing molding device closed at both ends is provided, and it is molded to solve formula spiral shell closed at both ends The device disassembly problem that mold production efficiency is low, safety is poor.
The purpose of the present invention is what is be achieved through the following technical solutions:
One kind of the invention unloads the three-stage spiral shell pressing molding device of medicine, including left pedestal, right support, Screw Extrusion automatically Machine, spiral shell molding die and constant pressure liquid cylinder pressure;
The spiral shell molding die is three stage structure made of unitary mould radial cuts, is respectively included and unitary mould The transition section die that shape matches in the pan feeding section die and unitary mould changeover portion that shape matches in pan feeding section, and it is whole The molding section die that shape matches in mold profiled section, pan feeding section die, transition section die and the punishment that connects for forming section die It is not machined with the docking seam allowance being mutually matched;
Constant pressure liquid cylinder pressure includes piston rod, cylinder body, overflow valve, rear shoe cream room control valve, oil pump, fuel reserve tank;
The head of piston rod is the top that outer diameter and spiral shell molding die profiled section internal diameter match, the flexible length of piston rod It spends and matches with the cavity length of molding section die;
Piston rod tail portion forms two shoe cream rooms in cylinder body, and two shoe cream rooms pass through oil return line and fuel reserve tank phase respectively Even, shoe cream room control valve and oil pump after and being arranged between rear shoe cream room and fuel reserve tank, between preceding shoe cream room and rear shoe cream room also Constant pressure pipeline by being provided with overflow valve is connected, the briquetting pressure phase of the oil pressure relief and the molded material of spiral shell of overflow valve Match;
Constant pressure liquid cylinder pressure is horizontally fixed on the left side of left base upper surface by hydraulic cylinder supporting plate, and transition section die passed through The right side that section supporting plate is horizontally fixed on left base upper surface is crossed, the bottom of left pedestal is provided with pulley;Pan feeding section die pass through into Material section supporting plate is horizontally fixed on the left side of the upper surface of right support, and screw extruder is fixed on the right side of the upper surface of right support, And the arrival end of pan feeding section die and the outlet end flange of screw extruder connect;Hydraulic cylinder supporting plate surrounding vertically fixes more phases Mutually parallel guide post, the front end of guide post pass through the pilot hole of changeover portion supporting plate surrounding, vertical with pan feeding section supporting plate fix;With molding Fixed-type section of supporting plate of section die each is led by what the pilot hole of surrounding was socketed between hydraulic cylinder supporting plate and pan feeding section supporting plate On column, making pan feeding section die, transition section die and molding section die, opposite and axis is consistent from beginning to end, the piston rod of constant pressure liquid cylinder pressure Head is insert molded the inner cavity of section die, forms the outlet end side-wall hole connection pressure sensor of section die;Hydraulic cylinder supporting plate It is connect between profiled section supporting plate by profiled section mobile hydraulic cylinder, passes through changeover portion between changeover portion supporting plate and pan feeding section supporting plate Mobile hydraulic cylinder connection.
The course of work
When spiral shell is molded, changeover portion supporting plate is pulled to drive left pedestal to pan feeding section branch by changeover portion mobile hydraulic cylinder first Plate direction is close, docks the outlet end of pan feeding section die with the clamping of the arrival end of transition section die;It is mobile by profiled section again Hydraulic Cylinder profiled section supporting plate is close to changeover portion supporting plate direction, makes the outlet end of transition section die and forms entering for section die Mouth end clamps docking, realizes that three-stage bulk-breaking is butted into spiral shell molding die component;Oil storage after being then turned in constant pressure liquid cylinder pressure Rear shoe cream room control valve and oil pump on chamber and fuel reserve tank connecting line are made by filling hydraulic oil in oil pump backward shoe cream room The piston rod of constant pressure liquid cylinder pressure protrudes into forward in the profiled section of spiral shell molding die component;Be then shut off rear shoe cream room control valve and The briquetting pressure of oil pump, the oil pressure relief and the molded material of spiral shell of regulation relief valve matches, and piston rod is made to keep the pressure forward Power constant output;Material subsequently is continuously added into screw extruder inlet, and screw extruder is to spiral shell molding die component Inside persistently squeeze into material, material under the squeezing action of screw extruder in the profiled section of spiral shell molding die component pressure by Edge up height, and material gradually forms accumulation in the profiled section of spiral shell molding die component and gas is discharged;When spiral shell molding die When material pressure in component profiled section is greater than the constant output pressure of piston rod, overflow valve is automatically turned on, and makes piston rod in object It is moved backward under the extruding of material, the material in spiral shell molding die component profiled section remains pressure perseverance in extrusion process It is fixed;When material is moved to the pressure sensor installation site of spiral shell molding die component, pressure sensor receives pressure signal, Screw extruder is closed at this time;Pull profiled section supporting plate to hydraulic cylinder by profiled section mobile hydraulic cylinder first after material is cooling Supporting plate direction is close, makes to get out of the way pressed drug completely after forming section die and changeover portion mold separation, after drug is cut It takes out;It pushes profiled section supporting plate close to changeover portion supporting plate direction by profiled section mobile hydraulic cylinder again, makes transition section die Outlet end is docked with the arrival end clamping of molding section die, can carry out the compacting of drug next time.
When needing to clear up, after completing once to take medicine, changeover portion supporting plate is pushed to drive by changeover portion mobile hydraulic cylinder left Pedestal is slided to right support opposite side, makes pan feeding section die and changeover portion mold separation, and worker takes out pan feeding section die and mistake Cross the remaining useless medicine in section die.
Beneficial effect
Spiral shell pressing molding device of the invention has saved material waste by using spiral shell molding die closed at both ends;Spiral shell The compactness that pressure improves shaped article is built at molding die both ends, be ensure that product quality, is realized to large scale drug Spiral shell is molded;After formed product, without taking apart a die, drug is ejected by the piston rod of constant pressure liquid cylinder pressure, improves production Efficiency saves the time being manually loaded, and reduces the production risk for manually taking medicine.
Detailed description of the invention
Fig. 1 is the overall structure diagram of spiral shell pressing molding device of the present invention;
Fig. 2 is the structural schematic diagram of constant pressure liquid cylinder pressure in spiral shell pressing molding device of the present invention;
In figure, 1- forms section die;2- transition section die;3- pan feeding section die;4- screw extruder;5- changeover portion is mobile Hydraulic cylinder;6- changeover portion supporting plate;7- profiled section supporting plate;8- guide post;9- profiled section mobile hydraulic cylinder;10- hydraulic cylinder supporting plate;11- Pedestal;12- constant pressure liquid cylinder pressure;13- pan feeding section supporting plate;14- cylinder body;15- overflow valve;Shoe cream room control valve after 16-;17- oil pump; 18- fuel reserve tank;19- piston rod;20- right support.
Specific embodiment
The contents of the present invention are further described with reference to the accompanying drawings and examples
Embodiment
One kind of the invention unloads the three-stage spiral shell pressing molding device of medicine automatically, as shown in Figure 1, including left pedestal 11, right branch Frame 20, screw extruder 4, spiral shell molding die and constant pressure liquid cylinder pressure 12;
The spiral shell molding die is three stage structure made of unitary mould radial cuts, is respectively included and unitary mould Shape matches in pan feeding section pan feeding section die 3, the transition section die 2 to match with shape in unitary mould changeover portion and whole The molding section die 1 that shape matches in mould profiled section, pan feeding section die 3, transition section die 2 and the phase for forming section die 1 The place of connecing is machined with the docking seam allowance being mutually matched respectively;
As shown in Fig. 2, constant pressure liquid cylinder pressure 12 include piston rod 19, cylinder body 14, overflow valve 15, rear shoe cream room control valve 16, Oil pump 17, fuel reserve tank 18;
The head of piston rod 19 is the top that outer diameter and spiral shell molding die profiled section internal diameter match, and piston rod stretches Length and the cavity length of molding section die match;
19 tail portion of piston rod forms two shoe cream rooms in cylinder body 14, and two shoe cream rooms pass through oil return line and oil storage respectively Case 18 be connected, and between rear shoe cream room and fuel reserve tank 18 be arranged after shoe cream room control valve 16 and oil pump 17, preceding shoe cream room with after Also it is connected by being provided with the constant pressure pipeline of overflow valve 15 between shoe cream room, the oil pressure relief and the molded material of spiral shell of overflow valve 15 Briquetting pressure match;
Constant pressure liquid cylinder pressure 12 is horizontally fixed on the left side of left 11 upper surface of pedestal, transition section die by hydraulic cylinder supporting plate 10 2 are horizontally fixed on the right side of left 11 upper surface of pedestal by changeover portion supporting plate 6, and the bottom of left pedestal 11 is provided with pulley;Pan feeding Section die 3 is horizontally fixed on the left side of the upper surface of right support 20 by pan feeding section supporting plate 13, and screw extruder 4 is fixed on right branch The right side of the upper surface of frame 20, and the arrival end of pan feeding section die 3 is connect with the outlet end flange of screw extruder 4;Hydraulic cylinder 10 surrounding of supporting plate vertically fixes the more guide posts being parallel to each other 8, the front end of guide post 8 pass through the pilot hole of 6 surrounding of changeover portion supporting plate, It is vertical with pan feeding section supporting plate 13 fixed;It is socketed in molding 1 fixed-type section of supporting plate of section die 7 by the pilot hole of surrounding hydraulic On each guide post between cylinder supporting plate 10 and pan feeding section supporting plate 13, make pan feeding section die 3, transition section die 2 and molding section die 1 Head and the tail are opposite and axis is consistent, and 19 head of piston rod of constant pressure liquid cylinder pressure 12 is insert molded the inner cavity of section die 1, form section die 1 outlet end side-wall hole connects pressure sensor;Pass through the mobile liquid of profiled section between hydraulic cylinder supporting plate 10 and profiled section supporting plate 7 Cylinder pressure 9 connects, and is connected between changeover portion supporting plate 6 and pan feeding section supporting plate 13 by changeover portion mobile hydraulic cylinder 5.
When spiral shell is molded, changeover portion supporting plate 6 is pulled to drive left pedestal 11 to pan feeding by changeover portion mobile hydraulic cylinder 5 first 13 direction of section supporting plate is close, docks the outlet end of pan feeding section die 3 with the clamping of the arrival end of transition section die 2;Pass through into again Type section mobile hydraulic cylinder 9 pushes profiled section supporting plate 7 close to 6 direction of changeover portion supporting plate, make the outlet end of transition section die 2 at The arrival end of type section die 1 clamps docking, realizes that three-stage bulk-breaking is butted into spiral shell molding die component;It is then turned on constant pressure liquid Rear shoe cream room control valve 16 and oil pump 17 after in cylinder pressure 12 on shoe cream room and 18 connecting line of fuel reserve tank, backward by oil pump 17 Hydraulic oil is filled in shoe cream room, and the piston rod 19 of constant pressure liquid cylinder pressure 12 is made to protrude into the profiled section of spiral shell molding die component forward It is interior;Be then shut off rear shoe cream room control valve 16 and oil pump 17, the oil pressure relief of regulation relief valve 15 and the molded material of spiral shell at Type pressure matches, and piston rod 19 is made to keep the pressure constant output forward;Subsequently persistently add to 4 inlet of screw extruder Enter material, screw extruder 4 persistently squeezes into material into spiral shell molding die component, and material is made in the extruding of screw extruder 4 Pressure gradually rises in the profiled section of spiral shell molding die component under, and material is in the profiled section of spiral shell molding die component It gradually forms accumulation and gas is discharged;When the material pressure in spiral shell molding die component profiled section is greater than the constant of piston rod 19 When output pressure, overflow valve 15 is automatically turned on, and moves backward piston rod 19 under the extruding of material, spiral shell molding die component Material in profiled section remains that pressure is constant in extrusion process;When material is moved to the pressure of spiral shell molding die component When sensor mounting location, pressure sensor receives pressure signal, closes screw extruder 4 at this time;After material is cooling first It pulls profiled section supporting plate 7 close to 10 direction of hydraulic cylinder supporting plate by profiled section mobile hydraulic cylinder 9, makes to form section die 1 and mistake It crosses after section die 2 separates and gets out of the way pressed drug completely, taken out after drug is cut;Pass through profiled section mobile hydraulic cylinder 9 again It pushes profiled section supporting plate 7 close to 6 direction of changeover portion supporting plate, makes the outlet end of transition section die 2 and the entrance of molding section die 1 End clamps docking, can carry out the compacting of drug next time.
When needing to clear up, after completing once to take medicine, changeover portion supporting plate 6 is pushed to drive by changeover portion mobile hydraulic cylinder 5 Left pedestal 11 is slided to 20 opposite side of right support, separates pan feeding section die 3 with transition section die 2, and worker takes out pan feeding section Remaining useless medicine in mold 3 and transition section die 2.

Claims (2)

1. a kind of three-stage spiral shell pressing molding device for unloading medicine automatically, it is characterized in that: include left pedestal, right support, screw extruder, Spiral shell molding die and constant pressure liquid cylinder pressure;
The spiral shell molding die is three stage structure made of unitary mould radial cuts, is respectively included and unitary mould pan feeding The transition section die and unitary mould that shape matches in the pan feeding section die and unitary mould changeover portion that shape matches in section The molding section die that shape matches in profiled section;
Constant pressure liquid cylinder pressure includes piston rod, cylinder body, overflow valve, rear shoe cream room control valve, oil pump, fuel reserve tank;
The head of piston rod is the top that outer diameter and spiral shell molding die profiled section internal diameter match, the collapsing length of piston rod with The cavity length of molding section die matches;
Piston rod tail portion forms two shoe cream rooms in cylinder body, and two shoe cream rooms pass through oil return line respectively and are connected with fuel reserve tank, And shoe cream room control valve and oil pump after being arranged between rear shoe cream room and fuel reserve tank, also pass through between preceding shoe cream room and rear shoe cream room The constant pressure pipeline for being provided with overflow valve is connected, and the briquetting pressure of the oil pressure relief and the molded material of spiral shell of overflow valve matches;
Constant pressure liquid cylinder pressure is horizontally fixed on the left side of left base upper surface by hydraulic cylinder supporting plate, and transition section die passes through changeover portion Supporting plate is horizontally fixed on the right side of left base upper surface, and the bottom of left pedestal is provided with pulley;Pan feeding section die passes through pan feeding section Supporting plate is horizontally fixed on the left side of the upper surface of right support, and screw extruder is fixed on the right side of the upper surface of right support, and enters The outlet end flange of the arrival end and screw extruder of expecting section die connects;Hydraulic cylinder supporting plate surrounding is vertically fixed more and is mutually put down Capable guide post, the front end of guide post pass through the pilot hole of changeover portion supporting plate surrounding, vertical with pan feeding section supporting plate fix;With profiled section mould Have on each guide post that fixed-type section of supporting plate is socketed between hydraulic cylinder supporting plate and pan feeding section supporting plate by the pilot hole of surrounding, Making pan feeding section die, transition section die and molding section die, opposite and axis is consistent from beginning to end, the piston rod head of constant pressure liquid cylinder pressure It is insert molded the inner cavity of section die, forms the outlet end side-wall hole connection pressure sensor of section die;Hydraulic cylinder supporting plate at It is connected between type section supporting plate by profiled section mobile hydraulic cylinder, it is mobile by changeover portion between changeover portion supporting plate and pan feeding section supporting plate Hydraulic cylinder connection.
2. a kind of three-stage spiral shell pressing molding device for unloading medicine automatically as described in claim 1, it is characterized in that: the pan feeding section The joint of mold, transition section die and molding section die is machined with the docking seam allowance being mutually matched respectively.
CN201810619661.0A 2017-12-13 2018-06-14 Automatic unload syllogic screw press forming device of medicine Active CN109489502B (en)

Priority Applications (2)

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CN2017113307878 2017-12-13
CN201711330787 2017-12-13

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CN109489502A true CN109489502A (en) 2019-03-19
CN109489502B CN109489502B (en) 2020-07-14

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2284376Y (en) * 1996-10-07 1998-06-17 山西兴安化学材料厂 Liquid quantitative charging machine
CN2612669Y (en) * 2003-03-18 2004-04-21 煤炭科学研究总院爆破技术研究所 Powdery emulsion explosive automatic charging machine
RU2244700C2 (en) * 2003-03-03 2005-01-20 Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Device for mixing of components of explosives and molding of items out of the mix
RU2010134117A (en) * 2010-08-13 2012-02-20 Федеральное государственное унитарное предприятие "Красноармейский научно-исследовательский институт механизации" (RU) Method for forming breaking charge and device for its implementation
CN104741404A (en) * 2015-04-10 2015-07-01 汪会义 Full-automatic welding nozzle extrusion forming machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2284376Y (en) * 1996-10-07 1998-06-17 山西兴安化学材料厂 Liquid quantitative charging machine
RU2244700C2 (en) * 2003-03-03 2005-01-20 Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Device for mixing of components of explosives and molding of items out of the mix
CN2612669Y (en) * 2003-03-18 2004-04-21 煤炭科学研究总院爆破技术研究所 Powdery emulsion explosive automatic charging machine
RU2010134117A (en) * 2010-08-13 2012-02-20 Федеральное государственное унитарное предприятие "Красноармейский научно-исследовательский институт механизации" (RU) Method for forming breaking charge and device for its implementation
CN104741404A (en) * 2015-04-10 2015-07-01 汪会义 Full-automatic welding nozzle extrusion forming machine

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